| #include "llvm/DebugInfo/PDB/DIA/DIAError.h" |
| #include "llvm/Support/ErrorHandling.h" |
| #include "llvm/Support/ManagedStatic.h" |
| |
| using namespace llvm; |
| using namespace llvm::pdb; |
| |
| // FIXME: This class is only here to support the transition to llvm::Error. It |
| // will be removed once this transition is complete. Clients should prefer to |
| // deal with the Error value directly, rather than converting to error_code. |
| class DIAErrorCategory : public std::error_category { |
| public: |
| const char *name() const noexcept override { return "llvm.pdb.dia"; } |
| |
| std::string message(int Condition) const override { |
| switch (static_cast<dia_error_code>(Condition)) { |
| case dia_error_code::could_not_create_impl: |
| return "Failed to connect to DIA at runtime. Verify that Visual Studio " |
| "is properly installed, or that msdiaXX.dll is in your PATH."; |
| case dia_error_code::invalid_file_format: |
| return "Unable to load PDB. The file has an unrecognized format."; |
| case dia_error_code::invalid_parameter: |
| return "The parameter is incorrect."; |
| case dia_error_code::already_loaded: |
| return "Unable to load the PDB or EXE, because it is already loaded."; |
| case dia_error_code::debug_info_mismatch: |
| return "The PDB file and the EXE file do not match."; |
| case dia_error_code::unspecified: |
| return "An unknown error has occurred."; |
| } |
| llvm_unreachable("Unrecognized DIAErrorCode"); |
| } |
| }; |
| |
| static ManagedStatic<DIAErrorCategory> Category; |
| |
| char DIAError::ID = 0; |
| |
| DIAError::DIAError(dia_error_code C) : DIAError(C, "") {} |
| |
| DIAError::DIAError(StringRef Context) |
| : DIAError(dia_error_code::unspecified, Context) {} |
| |
| DIAError::DIAError(dia_error_code C, StringRef Context) : Code(C) { |
| ErrMsg = "DIA Error: "; |
| std::error_code EC = convertToErrorCode(); |
| ErrMsg += EC.message() + " "; |
| if (!Context.empty()) |
| ErrMsg += Context; |
| } |
| |
| void DIAError::log(raw_ostream &OS) const { OS << ErrMsg << "\n"; } |
| |
| StringRef DIAError::getErrorMessage() const { return ErrMsg; } |
| |
| std::error_code DIAError::convertToErrorCode() const { |
| return std::error_code(static_cast<int>(Code), *Category); |
| } |